Pneumatic tire and buttress



FIG. 1 is a perspective view of a pneumatic tire tread and buttressshowing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof with the opposite side being amirror image thereof; and,

FIG. 4 is a greatly enlarged fragmentary perspective view thereof.

In the drawings, the broken lines defining the sidewall and inner beadand the peripheral boundary between the claimed tire tread and thesidewall are for illustrative purposes only and form no part of theclaimed design.

The ornamental design for a pneumatic tire and buttress, as shown anddescribed.